body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #000;
    overflow: hidden;
}

canvas {
    width: 100%; 
    height: 100%;
    background-color: #1e1e1e;
}
